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UNIT 2.- GEOMETRY. Tangencies
Sheet 11.- INVOLUTION
In the eleventh sheet we are going learn how to draw spirals and involutes.
1.- Two point center spiral
2.- Involute of a triangle
3.- Involute of a square
Sheet 11.- Ovoids
Here you have an example of sheet 11 :

Sheet 12.- Involution Composition
In order to practice involution constructions we are going to make a free composition using the spirals constructions
that we have learnt in this unit. You have to coloring the composition using color pencils.
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